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SUBJECT – SCIENCE (CHEMISTRY) CLASS – X (10th) QUESTION FROM – ACID, BASES AND SALTS (Chapter 2) ALL EXTRA & IMPORTANT QUESTION ANSWER FOR 2019 EXAMS Science – Chapter 2 (Acids, Bases And Salts) Important Questions For 2019 Board Exams – Class 10 Q1. Why does phenolphthalein consider as acid base indicator ? [2] Ans… Read More »
SUBJECT – SCIENCE (CHEMISTRY) CLASS – X (10th) QUESTION FROM – Science Important Topics For 2019 Board Exams ALL EXTRA & IMPORTANT TOPICS FOR 2019 EXAMS – SCIENCE Science Important Topics – Important Questions For 2019 Board Exams – Class 10 (CBSE & All State Boards Questions) Q1. Magnetic Effect Of Electric Current. (विधुत चुम्बकीय प्रभाव)… Read More »
SUBJECT – SCIENCE (CHEMISTRY) CLASS – X (10th) QUESTION FROM – CHEMICAL REACTIONS & EQUATIONS ALL EXTRA & IMPORTANT QUESTION ANSWER FOR 2019 EXAMS Science – Chapter 1 (Chemical Reactions And Equations) Important Questions For 2019 Board Exams – Class 10 (CBSE & All State Boards Questions) Q1. What is meant by thermal decomposition ? (1)… Read More »